Age and geochemistry of the Neoproterozoic granitoids in the the Songnen–Zhangguangcai Range Massif,

• 作 者: LUAN Jinpeng XU Wenliang WANG Feng WANG Zhiwei GUO Peng
• 机 构: College of Earth Sciences,Jilin University,
• 出 处: Acta Geologica Sinica(English Edition)
• 发表日期: 2017年S1期
• 关键词: tectonic NE China zircon magma Paleozoic basement dating orogenic geochemistry m

1 Introduction The Songnen–Zhangguangcai Range Massif(SZRM)crops out over an extensive part of NE China and was thought to contain Precambrian crystalline basement material,as evidenced by the presence of what appears to bePaleoproterozoicbasementmaterialwithin exploration drillholes(Pei et al.,2007).An alternative view is that the basement within the SZRM is

1 Introduction The Songnen-Zhangguangcai Range Massif (SZRM) crops out of an extensive part of NE China and was thought to contain Precambrian crystalline basement material, as evidenced by the presence of what appears to bePaleoproterozoicbasementmaterialwithin exploration drillholes (Pei et al., 2007) .An alternative view is that the basement within the SZRM is